
body{
  font-family:"微软雅黑";
}
.ul1>li a:focus{
background:#E7E7E7;
}

.tupian img{
  margin:0 auto;


}
#c1{
  width:100%;height:440px;
  background:#263746;
}
#c2{ width:100%;height:440px;
  background:#F1DDD3;
}
#c3{ width:100%;height:440px;
  background:#DE2A2D;
}
.tupian{
  float:right;padding:50px 0;
  img{
width:45%;
  }
}
.text{
  text-align: center;
}